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Leonardo F. Chaves Leal
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Pittsburg, PA, US
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Patents Grants
last 30 patents
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Patent Grant
Hydrofracturing applications utilizing drilling cuttings for enhanc...
Patent number
11,828,152
Issue date
Nov 28, 2023
Chevron U.S.A. Inc.
Robert Neil Trotter
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
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Patent Application
PROCESSES FOR CHEMICAL DOSING PRIOR TO THE PAD
Publication number
20240183259
Publication date
Jun 6, 2024
Chevron U.S.A. Inc.
Dawit Yenesew Dagnaw
E21 - EARTH DRILLING MINING
Information
Patent Application
HYDROFRACTURING APPLICATIONS UTILIZING DRILLING CUTTINGS FOR ENHANC...
Publication number
20210324720
Publication date
Oct 21, 2021
Chevron U.S.A. Inc.
Robert Neil Trotter
E21 - EARTH DRILLING MINING